Add ditenv package and update .env.example file

.env.example

@@ -1,7 +1,7 @@
 # The version of the application
 # This should match the version in your Dockerfile
-# Example: VERSION=0.0.1
-VERSION=0.0.1
+# Example: VERSION=1.0.1
+VERSION=1.0.1
 # The Docker image name
 # This should include the registry, repository, and tag
 # Example: IMAGE=gitea-http.taildb3494.ts.net/will/thechart:${VERSION}
@@ -13,3 +13,7 @@ IMAGE=gitea-http.taildb3494.ts.net/will/thechart:${VERSION}
 SRC_PATH=./src
 # The IP address of your X server, e.g., 192.168.1.100
 DISPLAY_IP=
+# Set the logging level for the application
+# Options: DEBUG, INFO, WARNING, ERROR, CRITICAL
+LOG_LEVEL=INFO
+LOG_FILE=/tmp/thechart.log